#content {
  margin: auto;
  margin-top: 30px;
  padding-left: 100px;
  padding-right: 100px;
  padding-bottom: 1%;
  padding-top: 1%;
  width: 60%;
  background-color: rgba(240, 248, 255, 0.85);
  font-family: 'Microsoft Yahei UI';
}

body {
  background-image: url(~@/assets/img/netSpace.jpg);
  background-size: cover;
  background-attachment: fixed;
  /* backdrop-filter: brightness(100%) contrast(50%); */
  /* background: linear-gradient(rgba(255, 255, 255, 0.5), rgba(255, 255, 255, 0.5)),url(~@/assets/img/b853bfcdab20d8251a3853f3dccc7f9b30.jpg); */
  /* background:  url(../screen.jpeg) no-repeat; */
  background-position: center;
  /* background-blend-mode: darken; */
}